Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.110916E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T03:13:27+0800
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    1 Object 1

    AOE ID 52873
    NORAD ID 52873
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66112
    NORAD ID 66112
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4211 STARLINK-35531
    Time of Closest Approach 2026-09-13T17:00:53+0000
    Collision Probability (Pc) 4.110916E-4
    Conjunction Distance (km) 0.282 km
    Relative Speed (km/s) 7.349 km/s
    Conjunction Risk Parameters R (Radial): 0.271 | I (In-track): 0.071 | C (Cross-track): 0.035
    Collision Risk Index (CRI) 0.87
    X Position (km) -4682.677 -4682.498
    Position Y (km) -177.107 -177.021
    Position Z (km) -4991.277 -4991.078
    Velocity X (km/s) -2.423 2.928
    Velocity Y (km/s) -6.778 -6.576
    Velocity Z (km/s) 2.516 -2.516

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4211 STARLINK-35531
    Semimajor Axis (a) 6840.878 km 6840.822 km
    Eccentricity (e) 0.000130 0.000148
    Inclination (i) 53.1589° 53.1599°
    RAAN 251.2483° 320.9553°
    Perigee Argument 72.9727° 83.7709°
    Mean Anomaly (M) 287.1418° 276.3463°
    Apogee 463.633 km 463.700 km
    Perigee 461.849 km 461.670 km
    Orbit Epoch 2026-09-10T06:26:51+0000 2026-09-11T04:32:53+0000

    STARLINK-4211 & STARLINK-35531 Collision Probability (Pc) Trend

    STARLINK-4211 & STARLINK-35531 Collision Probability (Pc) TrendNot Available

    STARLINK-4211 & STARLINK-35531 Miss Distance (Miss Distance) Trend

    STARLINK-4211 & STARLINK-35531 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4211Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35531Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4211Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35531Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4211

    No nearby objects data